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Dr. Warren Gillette Jr., MD

Dr. Warren Gillette Jr. is a Anatomic Pathology & Clinical Pathology Physician provider (Pathology) practicing in Dover, DE, registered in the NPPES registry with NPI 1649221870 since 2006. The credential MD stands for Doctor of Medicine. Practices at Doctors Pathology Services, Inc (listed at the same practice address in NPPES).

✓ Active NPI ✓ Valid NPI checksum Sole proprietor

NPI 1649221870
Entity type Individual (Type 1)
Name Dr. Warren Gillette Jr.
Credential MD
Sex Male
Practice address Dover, DE, 19904
Phone 3026770000
Enumeration date 2006-05-12
Last updated in NPPES 2018-07-05

Street address withheld — NPPES sole-proprietor addresses can be home addresses. See our data policy.

Taxonomy & licenses

Taxonomy code Specialty Primary License State
208D00000X General Practice Physician Secondary 20124 AZ
207ZP0102X Anatomic Pathology & Clinical Pathology Physician Primary MD463045 PA
174400000X Specialist Secondary 20124 AZ

MD — Doctor of Medicine: A physician who completed medical school (allopathic medicine), residency training, and state licensure. About the MD credential

Copy-ready billing details
Provider: Warren Gillette, MD
NPI: 1649221870
Taxonomy: 207ZP0102X (Anatomic Pathology & Clinical Pathology Physician)
Address: Dover, DE, 19904

Other providers at this practice address

NPI Name Type Specialty Location
1972503811 Doctors Pathology Services, Inc Organization Anatomic Pathology Physician Dover, DE
1356321087 Venkataraman Sukumar Individual Anatomic Pathology & Clinical Pathology Physician Dover, DE
1760462410 Zohreh Zaki Individual Anatomic Pathology & Clinical Pathology Physician Dover, DE
1417104936 Ricardo Mendoza Individual Cytopathology Physician Dover, DE

Verify this record

Cross-check NPI 1649221870 against the authoritative CMS record: view Dr. Warren Gillette Jr. on the official NPPES registry .

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes — even if the provider moves or changes specialty. Read the full guide or validate an NPI number.

Frequently asked questions

What is the NPI number for Warren Gillette?
The National Provider Identifier (NPI) for Warren Gillette is 1649221870, a Type 1 (individual) record in the CMS NPPES registry.
Where does Warren Gillette practice?
The practice location on file with NPPES is in Dover, DE. Providers can have multiple locations; NPPES lists the primary practice address.

Source: CMS NPPES (public data). Snapshot 2026-07-11. Provider record last updated 2018-07-05.